Fence unit



FIG. 1 is a front elevation of a fence unit showing my new design, the undisclosed rear elevation being a mirror image;

FIG. 2 is a top view of the fence unit illustrated in FIG. 1.

FIG. 3 is a bottom view of the fence unit illustrated in FIG. 1.

FIG. 4 is a right side elevational view thereof, the undisclosed left side being a mirror image; and,

FIG. 5 is a front elevational view of an alternate embodiment of the fence unit illustrated in FIG. 1. 

The ornamental design for a fence unit, as shown. 